Overview

overview

10

Static

static

3

865b3db67f...c0.exe

windows7-x64

10

865b3db67f...c0.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    152s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230621-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-06-2023 12:24

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General

  • Target

    865b3db67f0565e0b41e72aa036d78183c33dab95bd4be7b4f13aebda88ab0c0.exe

  • Size

    195KB

  • MD5

    5a78962af28ad4733562fbbe0b73c8ae

  • SHA1

    35fcf2c3ef89eb96dd3923a091d7a1404b600630

  • SHA256

    865b3db67f0565e0b41e72aa036d78183c33dab95bd4be7b4f13aebda88ab0c0

  • SHA512

    31aa2dcccd58051f60bbf367f7290f4d4b7505f8f5f6616d9bf576b54645422af0717960ef55f61c66d003f422375d3613a684e419843c7a1941f1e17a968264

  • SSDEEP

    3072:lXZqhGLcCLZycXSVx5P7C5/uEfvAo0Eri0W+GYcqUkZh6t2:hkCLlSVS5/uqUEmfXu768

Score
10/10
smokeloaderlabbackdoortrojan

Malware Config

Extracted

Family

smokeloader

Botnet

lab

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Suspicious use of SetThreadContext 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\865b3db67f0565e0b41e72aa036d78183c33dab95bd4be7b4f13aebda88ab0c0.exe
    "C:\Users\Admin\AppData\Local\Temp\865b3db67f0565e0b41e72aa036d78183c33dab95bd4be7b4f13aebda88ab0c0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1744
    • C:\Users\Admin\AppData\Local\Temp\865b3db67f0565e0b41e72aa036d78183c33dab95bd4be7b4f13aebda88ab0c0.exe
      "C:\Users\Admin\AppData\Local\Temp\865b3db67f0565e0b41e72aa036d78183c33dab95bd4be7b4f13aebda88ab0c0.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:4752

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1744-135-0x00000000004C0000-0x00000000004C9000-memory.dmp

    Filesize

    36KB

    Download

  • memory/3152-137-0x0000000002C90000-0x0000000002CA6000-memory.dmp

    Filesize

    88KB

    Download

  • memory/4752-134-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/4752-136-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/4752-138-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download